Owner's Manual

Chapter 10. FDB | 271
10
10. FDB
This chapter includes the following sections:
• Overview on page 271
• Managing the FDB on page 274
• Displaying FDB Entries and Statistics on page 278
• MAC-Based Security on page 279
• Multicast FDB with Multiport Entry on page 283
Overview
Note: See the NETGEAR 8800 Chassis Switch CLI Manual for details of
the commands related to the FDB.
The switch maintains a forwarding database (FDB) of all MAC addresses received on all of its
ports. It uses the information in this database to decide whether a frame should be forwarded or
filtered.
This section describes the following topics:
• FDB Contents on page 272
• How FDB Entries Get Added on page 272
• FDB Entry Types on page 272